I misunderstood pause. need sleep.

roles/mariadb/tasks/main.yml

@@ -60,12 +60,8 @@
         owner: root
         group: root
 
-- name: give the galera master node some time to Initialize
-  pause:
-    minutes: 1
-  when: ansible_hostname != hostname_node0
-
-- command: systemctl daemon-reload
+- name: Give the master node some time to initialize the cluster.
+  command: bash -c "sleep 60 && systemctl daemon-reload"
 
 - name: make sure service is started
   systemd:

roles/rabbitmq/tasks/main.yml

@@ -5,9 +5,6 @@
     file: ../../secrets.yml
     name: secrets
 
-- include_vars:
-    dir: 'vars'
-
 - name: install service file.
   template:
     src: files/rabbitmq.service